﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace First
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("这是我的第一个C#程序");
            string str = string.Format("我叫：{0}，今年：{1}岁，来自：{2}","黄炎榕",20,"福建");
            Console.WriteLine(str);
            Console.ReadKey();
        }
    }
}
